From: Oleg Nesterov <oleg@tv-sign.ru>
Date: Fri, 8 Dec 2006 10:36:07 +0000 (-0800)
Subject: [PATCH] do_task_stat(): don't take tty_mutex
X-Git-Tag: v2.6.20-rc1~34^2~397
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=915935041281c64589e2b7fe38437be22567fb6f;p=pandora-kernel.git

[PATCH] do_task_stat(): don't take tty_mutex

->signal->tty is protected by ->siglock, no need to take the global tty_mutex.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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